Model Making Two Component Silicone Rubber Liquid

Cheap price two component silicone rubber liquid for model making
model making silicone
1 description
gc silicone mold rubbers are widely used to reproduce high-quality miniature and large-scale models at a relatively fast pace. Tin-cured (c-8 series) silicone mold rubbers offer great flexibility, chemical resistance and release properties. Popular product options is c-820c-825c-830.
2. Technical datasheet
typical general characteristics  inspection method value
product data (catalyzed a+b) c-820 c-825 c-830
hardness shore a 20±2 25±2 30±2
mix ratio a:b 100:3 100:3 100:3
color white white white
pot life 25 °c (77f) 30-40mins 30-40mins 30-40mins
curing time 25 °c (77f) 3-4 hours 3-4 hours 3-4 hours
mixed viscosity mpa.s 16000±1000 20000±1000 23000±1000
tear-strength kgcm 20±2 22±2 23±2
tensile-strength m.pa 3.6±0.5 4.0±0.5 5.0±0.5
elongation % 400±50 450±50 460±50
shrinkage % â‰Â¤0.3 â‰Â¤0.3 â‰Â¤0.3